Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,659,287",
      "signature": "0x88a439ffb62f1235f26410285edc6ef6ddedd0ae0e6adafe93c3d7a0787cc8b9a9660bd4e666908a475f66ccbe1fb570",
      "randomness": "0x4a72790341825279bdf8a1be5ff9897ddb3ea70a411deb82ad5310dc99e23d1a"
    }
  ],
  "blockNumber": "7,435,126"
}

{
  "Sr25519": "0x164e7cf66c2435b16f2e268c03dbbe3da049454bf51e02b46b8e67988ab287308d29b54b7a7d61865b284a19ee1f2fc33c309579d381d22a20186ce1cd6be280"
}